Vikings PFT on NBCSN: Mike Pettine, Mike Zimmer, Kevin Colbert

The Winter Olympics have come to an end, which means that it is time for the return of Pro Football Talk on NBCSN. We’ve got a busy show for the first day back. Browns coach Mike Pettine, Vikings coach Mike Zimmer and Steelers General Manager Kevin Colbert will all appear on the show to share…